This is a six (6) pack of a filters that work with the following Philips Respironics machines:
- All PR System One Series
- All PR System One 60 Series
- SleepEasy II
This filter does not have a tab.
Tips for inserting filters:
- If you are using a disposable white filter with the PR System One, PR 60 Series or SleepEasy machine, insert it into the filter area before adding the foam, washable filter.
- Insert the white filter with the fibrous, stiffer side facing in, towards the device and the papery, softer side face out.
- Insert the gray or black foam filter into the filter area, on top of the fine filter.
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